Finding the Fourth Proportional to 2,765,577,427.34, 3,816,266,135.19 and 1,559,852,230.10
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Solution
The fourth proportional to 2,765,577,427.34, 3,816,266,135.19 and 1,559,852,230.10 is: 2,152,465,948.99
Step by Step Solution
- Step 1: Write the proportion equation
2,765,577,427.34 : 3,816,266,135.19 = 1,559,852,230.10 : x - Step 2: Convert to fraction form
2,765,577,427.34/3,816,266,135.19 = 1,559,852,230.10/x - Step 3: Cross multiply
2,765,577,427.34x = 3,816,266,135.19 × 1,559,852,230.10 - Step 4: Simplify right side
2,765,577,427.34x = 5,952,811,241,631,228,928 - Step 5: Solve for x
x = 5,952,811,241,631,228,928/2,765,577,427.34 - Step 6: Final answer
x = 2,152,465,948.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.